mirror of
git://projects.qi-hardware.com/eda-tools.git
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243 lines
6.1 KiB
C
243 lines
6.1 KiB
C
/*
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* fig.c - Generate FIG output for Eeschema items
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*
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* Written 2016 by Werner Almesberger
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* Copyright 2016 by Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <math.h>
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#include <assert.h>
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#include "util.h"
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#include "style.h"
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#include "text.h"
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#include "fig.h"
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/*
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* FIG works with 1/1200 in
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* KiCad works with mil
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* 1 point = 1/72 in
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*/
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static inline int cx(int x)
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{
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return x * 1200 / 1000;
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}
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static inline int cy(int y)
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{
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return y * 1200 / 1000;
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}
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static inline float pt(int x)
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{
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return cx(x) * 72 * 1.5 / 1200.0;
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}
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/* ----- Library items ----------------------------------------------------- */
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void fig_rect(int sx, int sy, int ex, int ey)
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{
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// Type Thick Depth StyleV Rad
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// SubTy Color Pen Join FwdAr
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// Style FillCol AreaFil Cap BwdAr
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printf("2 2 0 %d %d 7 %d -1 -1 0.0 1 1 -1 0 0 5\n",
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WIDTH_COMP_DWG, COLOR_COMP_DWG, LAYER_COMP_DWG);
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printf("\t%d %d %d %d %d %d %d %d %d %d\n",
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cx(sx), cy(sy), cx(ex), cy(sy), cx(ex), cy(ey), cx(sx), cy(ey),
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cx(sx), cy(sy));
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}
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void fig_poly(int points, int x[points], int y[points],
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unsigned color, unsigned layer)
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{
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int i;
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char ch = '\t';
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// Type Thick Depth StyleV Rad
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// SubTy Color Pen Join FwdAr
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// Style FillCol AreaFil Cap BwdAr
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printf("2 1 0 %d %d 7 %d -1 -1 0.0 1 1 -1 0 0 %d\n",
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WIDTH_COMP_DWG, color, layer, points);
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for (i = 0; i != points; i++) {
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printf("%c%d %d", ch, cx(x[i]), cy(y[i]));
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ch = ' ';
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}
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printf("\n");
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}
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/* ----- Schematics items -------------------------------------------------- */
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void fig_glabel(int x, int y, const char *s, int dir, int dim,
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enum fig_shape shape)
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{
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struct text txt = {
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.s = s,
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.size = dim,
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.x = x,
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.y = y,
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.rot = 0,
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.hor = 0,
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.vert = text_mid,
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};
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int n = 6;
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int vx[7];
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int vy[7];
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int half = (dim >> 1) + GLABEL_OFFSET;
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switch (dir) {
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case 0:
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txt.rot = 0;
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txt.hor = text_max;
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break;
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default:
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assert(0);
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}
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switch (shape) {
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case fig_in:
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text_shift(&txt, txt.hor, text_mid, -GLABEL_OFFSET - half, 0);
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text_rel(&txt, text_min, text_min,
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-GLABEL_OFFSET, GLABEL_OFFSET, vx + 1, vy + 1);
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text_rel(&txt, text_max, text_min,
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GLABEL_OFFSET, GLABEL_OFFSET, vx + 2, vy + 2);
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text_rel(&txt, text_max, text_mid, GLABEL_OFFSET + half, 0,
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vx + 3, vy + 3);
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text_rel(&txt, text_max, text_max,
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GLABEL_OFFSET, -GLABEL_OFFSET, vx + 4, vy + 4);
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text_rel(&txt, text_min, text_max,
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-GLABEL_OFFSET, -GLABEL_OFFSET, vx + 5, vy + 5);
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break;
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case fig_out:
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text_shift(&txt, txt.hor, text_mid, -GLABEL_OFFSET, 0);
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text_rel(&txt, text_min, text_min,
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-GLABEL_OFFSET, GLABEL_OFFSET, vx + 1, vy + 1);
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text_rel(&txt, text_max, text_min,
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GLABEL_OFFSET, GLABEL_OFFSET, vx + 2, vy + 2);
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text_rel(&txt, text_max, text_max,
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GLABEL_OFFSET, -GLABEL_OFFSET, vx + 3, vy + 3);
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text_rel(&txt, text_min, text_max,
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-GLABEL_OFFSET, -GLABEL_OFFSET, vx + 4, vy + 4);
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text_rel(&txt, text_min, text_mid, -GLABEL_OFFSET- half, 0,
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vx + 5, vy + 5);
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break;
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case fig_bidir:
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text_shift(&txt, txt.hor, text_mid, -GLABEL_OFFSET - half, 0);
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n = 7;
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text_rel(&txt, text_min, text_min,
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-GLABEL_OFFSET, GLABEL_OFFSET, vx + 1, vy + 1);
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text_rel(&txt, text_max, text_min,
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GLABEL_OFFSET, GLABEL_OFFSET, vx + 2, vy + 2);
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text_rel(&txt, text_max, text_mid, GLABEL_OFFSET + half, 0,
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vx + 3, vy + 3);
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text_rel(&txt, text_max, text_max,
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GLABEL_OFFSET, -GLABEL_OFFSET, vx + 4, vy + 4);
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text_rel(&txt, text_min, text_max,
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-GLABEL_OFFSET, -GLABEL_OFFSET, vx + 5, vy + 5);
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text_rel(&txt, text_min, text_mid, -GLABEL_OFFSET- half, 0,
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vx + 6, vy + 6);
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break;
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default:
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assert(0);
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}
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text_fig(&txt, COLOR_GLABEL, LAYER_GLABEL);
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vx[0] = vx[n - 1];
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vy[0] = vy[n - 1];
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fig_poly(n, vx, vy, COLOR_GLABEL, LAYER_GLABEL);
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}
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void fig_junction(int x, int y)
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{
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// Type Thick Depth StyleV Cx Rx Sx Ex
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// SubTy Color Pen Dir Cy Ry Sy Ey
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// Style FillCol AreaFil Angle
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printf("1 3 0 0 -1 %d %d -1 20 0.0 1 0.0 %d %d %d %d %d %d %d %d\n",
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COLOR_WIRE, LAYER_WIRES, cx(x), cy(y), JUNCTION_R, JUNCTION_R,
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cx(x), cy(y), cx(x) + JUNCTION_R, cy(y));
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}
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void fig_noconn(int x, int y)
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{
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int vx[2] = { x - NOCONN_LEN, x + NOCONN_LEN };
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int vy[2] = { y - NOCONN_LEN, y + NOCONN_LEN };
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fig_poly(2, vx, vy, COLOR_NOCONN, LAYER_NOCONN);
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swap(vy[0], vy[1]);
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fig_poly(2, vx, vy, COLOR_NOCONN, LAYER_NOCONN);
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}
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void fig_wire(int sx, int sy, int ex, int ey)
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{
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// TypeStyle FillCol AreaFil Cap FwdAr
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// SubTy Color Pen StyleV Rad BwdAr
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// Thick Depth Join Points
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printf("2 1 0 %d %d 7 %d -1 -1 0.0 1 1 -1 0 0 2\n",
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WIDTH_WIRE, COLOR_WIRE, LAYER_WIRES);
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printf("\t%d %d %d %d\n", cx(sx), cy(sy), cx(ex), cy(ey));
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}
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void fig_line(int sx, int sy, int ex, int ey)
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{
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// TypeStyle FillCol AreaFil Cap FwdAr
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// SubTy Color Pen StyleV Rad BwdAr
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// Thick Depth Join Points
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printf("2 1 2 %d %d 7 %d -1 -1 3.0 1 1 -1 0 0 2\n",
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WIDTH_LINE, COLOR_SHEET_DWG, LAYER_LINES);
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printf("\t%d %d %d %d\n", cx(sx), cy(sy), cx(ex), cy(ey));
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}
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/* ----- General items ----------------------------------------------------- */
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void fig_text(int x, int y, const char *s, unsigned size,
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enum text_align align, int rot, unsigned color, unsigned layer)
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{
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// Type Depth FontSiz Height
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// Just Pen Angle Length
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// Color Font Flags X Y
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printf("4 %u %d %d -1 %d %f %f 4 0.0 0.0 %d %d %s\\001\n",
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align, color, layer, FONT_HELVETICA_BOLD,
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pt(size), rot / 180.0 * M_PI, cx(x), cy(y), s);
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}
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/* ----- FIG file header --------------------------------------------------- */
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void fig_init(void)
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{
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printf("#FIG 3.2\n");
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printf("Landscape\n");
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printf("Center\n");
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printf("Metric\n");
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printf("A4\n");
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printf("100.00\n");
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printf("Single\n");
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printf("-2\n");
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printf("1200 2\n");
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}
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